RT9226 is PWM Step-down DC/DC Converter Controller manufactured by Richtek.
| Part Number | Description |
|---|---|
| RT9226B | Synchronous PWM Step-Down DC/DC Converter Controller |
| RT9221 | Programmable Synchronous PWM Buck Converter |
| RT9222 | Programmable Synchronous PWM Buck Converter |
| RT9227A | Advanced PWM and Dual Fixed Linear Power Controller |
| RT9228 | Advanced PWM and Dual Fixed Linear Power Controller |
Features The RT9226 is a low cost, high-efficiency voltage-mode PWM controller for motherboard power supply application. High-side N-channel MOSFET driver, short-circuit protection, and soft start function are integrated in a single chip. A simple high power buck regulator with shutdown function can be implemented with minimum external ponents.
